$(function(){
	
	$("#stateButton").click(function(){
		var bs = $(".brandliststyle");
		if(bs.css("overflow")=="hidden"){
			bs.css("overflow","scroll");
			bs.css("height","200px");
			$("#stateButton").html("收起");
		}else{
			bs.css("overflow","hidden");
			bs.css("height","40px");
			$("#stateButton").html("展开");
		}
	});
	
});